package com.dongliusuo.orangeforms.webadmin.app.service.impl;

import cn.hutool.core.collection.CollUtil;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.dongliusuo.orangeforms.webadmin.app.service.*;
import com.dongliusuo.orangeforms.webadmin.app.dao.*;
import com.dongliusuo.orangeforms.webadmin.app.model.*;
import com.dongliusuo.orangeforms.common.core.base.dao.BaseDaoMapper;
import com.dongliusuo.orangeforms.common.core.object.MyRelationParam;
import com.dongliusuo.orangeforms.common.core.object.CallResult;
import com.dongliusuo.orangeforms.common.core.base.service.BaseService;
import com.dongliusuo.orangeforms.common.core.util.MyModelUtil;
import com.dongliusuo.orangeforms.common.sequence.wrapper.IdGeneratorWrapper;
import com.dongliusuo.orangeforms.common.dict.service.GlobalDictService;
import com.github.pagehelper.Page;
import lombok.extern.slf4j.Slf4j;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.*;

/**
 * 客户管理数据操作服务类。
 *
 * @author DongLiusuo
 * @date 2024-12-31
 */
@Slf4j
@Service("customerInfoService")
public class CustomerInfoServiceImpl extends BaseService<CustomerInfo, Long> implements CustomerInfoService {

    @Autowired
    private IdGeneratorWrapper idGenerator;
    @Autowired
    private CustomerInfoMapper customerInfoMapper;
    @Autowired
    private AreaCodeService areaCodeService;
    @Autowired
    private GlobalDictService globalDictService;

    /**
     * 返回当前Service的主表Mapper对象。
     *
     * @return 主表Mapper对象。
     */
    @Override
    protected BaseDaoMapper<CustomerInfo> mapper() {
        return customerInfoMapper;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public CustomerInfo saveNew(CustomerInfo customerInfo) {
        customerInfoMapper.insert(this.buildDefaultValue(customerInfo));
        return customerInfo;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public void saveNewBatch(List<CustomerInfo> customerInfoList) {
        if (CollUtil.isNotEmpty(customerInfoList)) {
            customerInfoList.forEach(this::buildDefaultValue);
            customerInfoMapper.insertList(customerInfoList);
        }
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public void saveNewBatch(List<CustomerInfo> customerInfoList, int batchSize) {
        if (CollUtil.isEmpty(customerInfoList)) {
            return;
        }
        if (batchSize <= 0) {
            batchSize = 10000;
        }
        int start = 0;
        do {
            int end = Math.min(customerInfoList.size(), start + batchSize);
            List<CustomerInfo> subList = customerInfoList.subList(start, end);
            // 如果数据量过大，同时当前表中存在createTime或updateTime等字段，可以考虑在外部创建一次 new Date()，
            // 然后传入buildDefaultValue，这样可以减少对象的创建次数，降低GC，提升效率。橙单之所以没有这样生成，是因为
            // 有些业务场景下需要按照这两个日期字段排序，因此我们只是在这里给出优化建议。
            subList.forEach(this::buildDefaultValue);
            customerInfoMapper.insertList(subList);
            if (end == customerInfoList.size()) {
                break;
            }
            start += batchSize;
        } while (true);
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public boolean update(CustomerInfo customerInfo, CustomerInfo originalCustomerInfo) {
        MyModelUtil.fillCommonsForUpdate(customerInfo, originalCustomerInfo);
        // 这里重点提示，在执行主表数据更新之前，如果有哪些字段不支持修改操作，请用原有数据对象字段替换当前数据字段。
        UpdateWrapper<CustomerInfo> uw = this.createUpdateQueryForNullValue(customerInfo, customerInfo.getCustomerId());
        return customerInfoMapper.update(customerInfo, uw) == 1;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public boolean remove(Long customerId) {
        return customerInfoMapper.deleteById(customerId) == 1;
    }

    @Override
    public List<CustomerInfo> getCustomerInfoList(CustomerInfo filter, String orderBy) {
        return customerInfoMapper.getCustomerInfoList(filter, orderBy);
    }

    @Override
    public List<CustomerInfo> getCustomerInfoListWithRelation(CustomerInfo filter, String orderBy) {
        List<CustomerInfo> resultList = customerInfoMapper.getCustomerInfoList(filter, orderBy);
        // 在缺省生成的代码中，如果查询结果resultList不是Page对象，说明没有分页，那么就很可能是数据导出接口调用了当前方法。
        // 为了避免一次性的大量数据关联，规避因此而造成的系统运行性能冲击，这里手动进行了分批次读取，开发者可按需修改该值。
        int batchSize = resultList instanceof Page ? 0 : 1000;
        this.buildRelationForDataList(resultList, MyRelationParam.normal(), batchSize);
        return resultList;
    }

    @Override
    public List<CustomerInfo> getGroupedCustomerInfoListWithRelation(
            CustomerInfo filter, String groupSelect, String groupBy, String orderBy) {
        List<CustomerInfo> resultList =
                customerInfoMapper.getGroupedCustomerInfoList(filter, groupSelect, groupBy, orderBy);
        // 在缺省生成的代码中，如果查询结果resultList不是Page对象，说明没有分页，那么就很可能是数据导出接口调用了当前方法。
        // 为了避免一次性的大量数据关联，规避因此而造成的系统运行性能冲击，这里手动进行了分批次读取，开发者可按需修改该值。
        int batchSize = resultList instanceof Page ? 0 : 1000;
        // NOTE: 这里只是包含了关联数据，聚合计算数据没有包含。
        // 主要原因是，由于聚合字段通常被视为普通字段使用，不会在group by的从句中出现，语义上也不会在此关联。
        this.buildRelationForDataList(resultList, MyRelationParam.normal(), batchSize);
        return resultList;
    }

    @Override
    public CallResult verifyImportList(List<CustomerInfo> dataList, Set<String> ignoreFieldSet) {
        CallResult callResult;
        if (!CollUtil.contains(ignoreFieldSet, "gender")) {
            callResult = verifyImportForConstDict(dataList, "genderDictMap", CustomerInfo::getGender);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        if (!CollUtil.contains(ignoreFieldSet, "idType")) {
            callResult = verifyImportForConstDict(dataList, "idTypeDictMap", CustomerInfo::getIdType);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        if (!CollUtil.contains(ignoreFieldSet, "nationality")) {
            callResult = verifyImportForGlobalDict(dataList, "nationalityDictMap", CustomerInfo::getNationality);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        if (!CollUtil.contains(ignoreFieldSet, "incomeRange")) {
            callResult = verifyImportForGlobalDict(dataList, "incomeRangeDictMap", CustomerInfo::getIncomeRange);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        if (!CollUtil.contains(ignoreFieldSet, "status")) {
            callResult = verifyImportForGlobalDict(dataList, "statusDictMap", CustomerInfo::getStatus);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        if (!CollUtil.contains(ignoreFieldSet, "provinceCode")) {
            callResult = verifyImportForDict(dataList, "provinceCodeDictMap", CustomerInfo::getProvinceCode);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        if (!CollUtil.contains(ignoreFieldSet, "cityCode")) {
            callResult = verifyImportForDict(dataList, "cityCodeDictMap", CustomerInfo::getCityCode);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        if (!CollUtil.contains(ignoreFieldSet, "districtCode")) {
            callResult = verifyImportForDict(dataList, "districtCodeDictMap", CustomerInfo::getDistrictCode);
            if (!callResult.isSuccess()) {
                return callResult;
            }
        }
        return CallResult.ok();
    }

    @Override
    public CallResult verifyRelatedData(CustomerInfo customerInfo, CustomerInfo originalCustomerInfo) {
        String errorMessageFormat = "数据验证失败，关联的%s并不存在，请刷新后重试！";
        //这里是基于字典的验证。
        if (this.needToVerify(customerInfo, originalCustomerInfo, CustomerInfo::getProvinceCode)
                && !areaCodeService.existId(customerInfo.getProvinceCode())) {
            return CallResult.error(String.format(errorMessageFormat, "地址组: 省行政区划代码"));
        }
        //这里是基于字典的验证。
        if (this.needToVerify(customerInfo, originalCustomerInfo, CustomerInfo::getCityCode)
                && !areaCodeService.existId(customerInfo.getCityCode())) {
            return CallResult.error(String.format(errorMessageFormat, "地址组: 市行政区划代码"));
        }
        //这里是基于字典的验证。
        if (this.needToVerify(customerInfo, originalCustomerInfo, CustomerInfo::getDistrictCode)
                && !areaCodeService.existId(customerInfo.getDistrictCode())) {
            return CallResult.error(String.format(errorMessageFormat, "地址组: 区行政区划代码"));
        }
        //这里是基于字典的验证。
        if (this.needToVerify(customerInfo, originalCustomerInfo, CustomerInfo::getNationality)
                && !globalDictService.existDictItemFromCache("NATIONALITY", customerInfo.getNationality())) {
            return CallResult.error(String.format(errorMessageFormat, "地址组: 国籍"));
        }
        //这里是基于字典的验证。
        if (this.needToVerify(customerInfo, originalCustomerInfo, CustomerInfo::getIncomeRange)
                && !globalDictService.existDictItemFromCache("IncomeRange", customerInfo.getIncomeRange())) {
            return CallResult.error(String.format(errorMessageFormat, "财务信息组: 收入范围"));
        }
        //这里是基于字典的验证。
        if (this.needToVerify(customerInfo, originalCustomerInfo, CustomerInfo::getStatus)
                && !globalDictService.existDictItemFromCache("CustomerStatus", customerInfo.getStatus())) {
            return CallResult.error(String.format(errorMessageFormat, "状态组: 用户状态"));
        }
        return CallResult.ok();
    }

    private CustomerInfo buildDefaultValue(CustomerInfo customerInfo) {
        if (customerInfo.getCustomerId() == null) {
            customerInfo.setCustomerId(idGenerator.nextLongId());
        }
        MyModelUtil.fillCommonsForInsert(customerInfo);
        MyModelUtil.setDefaultValue(customerInfo, "registrationDate", new Date());
        MyModelUtil.setDefaultValue(customerInfo, "status", "活跃");
        return customerInfo;
    }
}
